OSS\Http\RequestCore::send_multi_request PHP Метод

    public function send_multi_request($handles, $opt = null)
    {
        set_time_limit(0);
        // Skip everything if there are no handles to process.
        if (count($handles) === 0) {
            return array();
        }
        if (!$opt) {
            $opt = array();
        }
        // Initialize any missing options
        $limit = isset($opt['limit']) ? $opt['limit'] : -1;
        // Initialize
        $handle_list = $handles;
        $http = new $this->request_class();
        $multi_handle = curl_multi_init();
        $handles_post = array();
        $added = count($handles);
        $last_handle = null;
        $count = 0;
        $i = 0;
        // Loop through the cURL handles and add as many as it set by the limit parameter.
        while ($i < $added) {
            if ($limit > 0 && $i >= $limit) {
                break;
            }
            curl_multi_add_handle($multi_handle, array_shift($handles));
            $i++;
        }
        do {
            $active = false;
            // Start executing and wait for a response.
            while (($status = curl_multi_exec($multi_handle, $active)) === CURLM_CALL_MULTI_PERFORM) {
                // Start looking for possible responses immediately when we have to add more handles
                if (count($handles) > 0) {
                    break;
                }
            }
            // Figure out which requests finished.
            $to_process = array();
            while ($done = curl_multi_info_read($multi_handle)) {
                // Since curl_errno() isn't reliable for handles that were in multirequests, we check the 'result' of the info read, which contains the curl error number, (listed here http://curl.haxx.se/libcurl/c/libcurl-errors.html )
                if ($done['result'] > 0) {
                    throw new RequestCore_Exception('cURL resource: ' . (string) $done['handle'] . '; cURL error: ' . curl_error($done['handle']) . ' (' . $done['result'] . ')');
                } elseif (!isset($to_process[(int) $done['handle']])) {
                    $to_process[(int) $done['handle']] = $done;
                }
            }
            // Actually deal with the request
            foreach ($to_process as $pkey => $done) {
                $response = $http->process_response($done['handle'], curl_multi_getcontent($done['handle']));
                $key = array_search($done['handle'], $handle_list, true);
                $handles_post[$key] = $response;
                if (count($handles) > 0) {
                    curl_multi_add_handle($multi_handle, array_shift($handles));
                }
                curl_multi_remove_handle($multi_handle, $done['handle']);
                curl_close($done['handle']);
            }
        } while ($active || count($handles_post) < $added);
        curl_multi_close($multi_handle);
        ksort($handles_post, SORT_NUMERIC);
        return $handles_post;
    }

 public function testSendMultiRequest()
 {
     $httpCore = new RequestCore("http://www.baidu.com");
     $ch1 = curl_init("http://www.baidu.com");
     curl_setopt($ch1, CURLOPT_RETURNTRANSFER, 1);
     $ch2 = curl_init("http://cn.bing.com");
     curl_setopt($ch2, CURLOPT_RETURNTRANSFER, 1);
     @($result = $httpCore->send_multi_request(array($ch1, $ch2)));
     $this->assertNotNull($result);
 }